CVE-2020-26885: n/a vulnerability

CVE-2020-26885: An issue was discovered in 2sic 2sxc before 11.22.

An issue was discovered in 2sic 2sxc before 11.22. A XSS vulnerability in the sxcver parameter of dnn/ui.html allows an attacker to craft a malicious URL that executes a JavaScript payload in a victim's browser.

UnknownCVSS not scoredNot KEV-listedUpdatedAug 4, 2024, 16:03 UTC (UTC+00:00)

Security readout for executives and security teams

CVE-2020-26885 is an XSS flaw in 2sic 2sxc before 11.22. A crafted link using the sxcver parameter in dnn/ui.html could run attacker-supplied JavaScript in a victim's browser. Business risk is mainly user-session abuse, deceptive content, and actions performed in the user's context. Exposure is likely limited to websites running 2sic 2sxc before 11.22, especially where dnn/ui.html is reachable by users. The bundle lists affected vendor/product fields as n/a, so asset confirmation requires local software inventory or vendor records. Treat this as a moderate-priority web application issue. It is not listed as KEV and has no supplied CVSS, but XSS can affect users and administrators. Prioritize exposed or administrator-used 2sxc sites and complete version validation quickly. Mitigation focus: Upgrade 2sic 2sxc to version 11.22 or later.; Review the vendor security notification and release notes for deployment-specific guidance.; Identify exposed DNN sites using 2sxc and prioritize internet-facing instances..

Prepared: Jun 2, 2026, 19:36 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: Jun 7, 2021, 03:06 UTC (UTC+00:00)

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors

0Timeline events

0ADP providers

4Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

CVE List V5 sourceCVE List V5
https://github.com/2sic/2sxc/releasesCVE reference · x_refsource_MISC
https://burninatorsec.blogspot.com/2020/10/cve-2020-26885-xss-in-anchor-tags.htmlCVE reference · x_refsource_MISC
https://2sxc.org/en/blog/post/2sxc-security-notification-2021-001CVE reference · x_refsource_CONFIRM

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

n/an/an/aListed

Weakness

CWE details

No CWE listed

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